Wire Harnesses
Genuine Wire Harnesses for Diesel Engines by Onan, Cummins & Fleetguard
Upgrade your diesel engine's electrical system with our premium wire harnesses, designed specifically for Onan, Cummins, and Fleetguard power engines. Our genuine wire harnesses ensure seamless connectivity and durability, critical for maintaining engine efficiency and safety.
Wire Harnesses & Electrical Wiring Solutions for Reliable Power Engines
Our catalog features expertly crafted wiring harnesses, complete wire assemblies, and connector kits that meet rigorous OEM standards. Whether you need replacement parts or upgrades, our wire harnesses guarantee robust performance under demanding conditions.
- OEM Quality: Authentic parts engineered to fit perfectly with Onan, Cummins, and Fleetguard diesel engines.
- Durability: Resistant to heat, vibration, and corrosion for long-lasting service life.
- Enhanced Engine Performance: Ensures optimal electrical flow, reducing downtime and maintenance costs.
Why Choose Our Wire Harnesses? We provide genuine, brand-specific wire harnesses that combine expert craftsmanship with reliable performance, ensuring your diesel engines operate efficiently and safely every time.
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CUMMINS 5446405 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$555.95$507.86Engineered for seamless integration with your Cummins system to maintain uncompromising reliability. Designed to optimize electrical signal transmission, ensuring flawless engine and generator...$555.95$507.86 -
CUMMINS 5444413 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,859.43$1,698.59Engineered for precision and durability, the CUMMINS 5444413 harness delivers seamless communication between your control modules. Enhanced electrical integrity to support stable engine operation...$1,859.43$1,698.59 -
CUMMINS 5444412 EXTERNAL CONTROL MODULE WIRING HARNESS CUMMINS Genuine OEM Part
CUMMINS
$2,039.53$1,863.11The CUMMINS 5444412 External Control Module Wiring Harness is crafted from high-grade materials ensuring OEM condition and reliability. This wiring harness enables seamless electrical...$2,039.53$1,863.11 -
CUMMINS 5443486 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,429.04$2,218.93Precision engineered for uncompromising reliability in critical power systems Durable construction ensures consistent connectivity and resistance to wear Essential component for optimal control...$2,429.04$2,218.93 -
CUMMINS 5442246 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$1,333.98$1,218.59Precision engineered for enduring power and reliability Seamless integration with your Cummins system for optimal control and communication Durable construction designed to withstand harsh...$1,333.98$1,218.59 -
CUMMINS 5417960 WIRING HARNESS Original OEM part
CUMMINS
$620.83$567.13Engineered Precision Meets Enduring Performance Robust OEM wiring harness ensuring secure electrical connections Designed to withstand harsh operating conditions for sustained reliability Certified...$620.83$567.13 -
CUMMINS 5417959 WIRING HARNESS Original OEM part
CUMMINS
$628.20$573.87Precision in every connection, strength in every wire Engineered for flawless electrical integration in Cummins power systems Durability designed to withstand harsh operational environments 100%...$628.20$573.87 -
CUMMINS 5417864 WIRING HARNESS Original OEM part
CUMMINS
$816.45$745.83Engineered Precision Meets Unwavering Power Designed for flawless electrical integration within your Cummins system Constructed to withstand harsh operating conditions, ensuring stable signal...$816.45$745.83 -
CUMMINS 5417635 WIRING HARNESS Original OEM part
CUMMINS
$826.35$754.87Engineered for flawless connectivity and maximum durability Seamlessly integrates with Cummins engines ensuring optimal electrical performance Precision OEM quality delivering unmatched reliability...$826.35$754.87 -
CUMMINS 5417633 WIRING HARNESS Original OEM part
CUMMINS
$1,686.57$1,540.68Engineered for uncompromising precision and reliability Ensures flawless electrical flow and control Durable construction resists harsh operational environments 100% OEM Cummins quality for...$1,686.57$1,540.68 -
CUMMINS 5417178 WIRING HARNESS Original OEM part
CUMMINS
$88.22$80.59Engineering excellence for uncompromised power delivery Precision-built wiring harness enhances connectivity and system integrity Designed specifically for Cummins equipment to guarantee...$88.22$80.59 -
CUMMINS 5417169 WIRING HARNESS Original OEM part
CUMMINS
$87.73$80.14Precision-crafted wiring harness engineered to optimize every connection within your Cummins engine system Durable materials and design ensure long-term resistance against wear, heat, and...$87.73$80.14 -
CUMMINS 5417149 WIRING HARNESS Original OEM part
CUMMINS
$1,537.70$1,404.69Precision-engineered connectivity for peak power reliability Enhanced durability to withstand demanding environments Expertly Crafted as an OEM part from Cummins for guaranteed fit and...$1,537.70$1,404.69 -
CUMMINS 5417037 WIRING HARNESS Original OEM part
CUMMINS
$1,136.25$1,037.96Precision-engineered for uncompromising reliability in your Cummins power system Optimizes electrical connections to maintain engine performance and safety Durable construction that withstands harsh...$1,136.25$1,037.96 -
CUMMINS 5414586 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,337.42$2,135.23Reliability engineered by Cummins guarantees uninterrupted power management. Seamless integration: Designed to deliver flawless communication between control modules. Robust construction: Built to...$2,337.42$2,135.23 -
CUMMINS 5412863 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$6,343.36$5,794.66Precision engineering driving uncompromising power control Durable wiring harness engineered for seamless signal transmission Designed to support optimal external control module functionality 100%...$6,343.36$5,794.66 -
ONAN 541113102 24 VDC HARNESS KIT Original ONAN/CUMMINS OEM part
ONAN
$193.09$176.39Experience precision wiring engineered for optimal power delivery and operational safety. Robust 24 VDC harness designed to maintain consistent electrical connectivity under demanding conditions...$193.09$176.39 -
ONAN 541094102 HARNESS KIT Original ONAN/CUMMINS OEM part
ONAN
$178.10$162.70Precision-built to empower your power system with consistent efficiency and durability Robust harness design for flawless electrical connectivity and enhanced generator stability Manufactured as a...$178.10$162.70 -
CUMMINS 5410181 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$2,899.94$2,649.09Precision engineered wiring harness crafted for seamless external control module integration. Durable construction ensures lasting electrical connectivity under demanding operating conditions...$2,899.94$2,649.09 -
CUMMINS 5409767 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$14,086.63$12,868.13Engineered for seamless integration and enduring power system control Robust wiring harness design optimized for durability under demanding conditions Original Equipment Manufacturer (OEM) quality...$14,086.63$12,868.13 -
CUMMINS 5406053 HARNESS INSTALLATION KIT Original OEM part
CUMMINS
$2,435.03$2,224.40Precision engineered to perfection for dependable power delivery. Robust wiring harness that ensures seamless installation and optimal electrical connectivity. Durability crafted to withstand harsh...$2,435.03$2,224.40 -
CUMMINS 5403181 WIRING HARNESS Original OEM part
CUMMINS
$431.20$393.91Precision-engineered for seamless power system communication Durable construction built to withstand harsh operational environments Certified genuine OEM part to guarantee optimal compatibility and...$431.20$393.91 -
CUMMINS 5397806 WIRING HARNESS Original OEM part
CUMMINS
$121.99$111.44Engineered for seamless power integration and durability Enhances electrical efficiency and system responsiveness Constructed as an authentic OEM component by Cummins to guarantee exact fit and...$121.99$111.44 -
CUMMINS 5397786 WIRING HARNESS Original OEM part
CUMMINS
$647.75$591.72Precision-engineered connectivity for dependable power delivery Robust design ensures long-lasting resistance to wear and environmental stress Authentic Cummins OEM component crafted for seamless...$647.75$591.72 -
CUMMINS 5397785 WIRING HARNESS Original OEM part
CUMMINS
$479.18$437.73Precision engineered for seamless integration with Cummins systems Durable design guarantees consistent electrical connectivity and system stability Built to maintain optimal engine communication...$479.18$437.73 -
CUMMINS 5397783 WIRING HARNESS Original OEM part
CUMMINS
$755.90$690.52Experience unmatched engine connectivity with precision-engineered Cummins craftsmanship Robust wiring harness designed for peak electrical performance and long-lasting durability OEM authenticity...$755.90$690.52 -
CUMMINS 5397782 WIRING HARNESS Original OEM part
CUMMINS
$436.00$398.29Cummins 5397782 - WIRING HARNESS MINS5397782 Get your hands on the genuine 5397782 - WIRING HARNESS from Cummins, ensuring a perfect fit and high-quality performance for your outdoor equipment. Our...$436.00$398.29 -
CUMMINS 5397781 WIRING HARNESS Original OEM part
CUMMINS
$1,932.13$1,765.00Cummins 5397781 - WIRING HARNESS MINS5397781 Our store offers the authentic Cummins 5397781 - WIRING HARNESS, perfect for maintaining your outdoor equipment. With our focus on quality, you can count...$1,932.13$1,765.00 -
CUMMINS 5397780 WIRING HARNESS Original OEM part
CUMMINS
$1,787.97$1,633.31Engineered for seamless power connectivity and operational excellence Durable design optimized to withstand harsh environments and demanding load conditions Precision-manufactured as a genuine OEM...$1,787.97$1,633.31 -
CUMMINS 5397779 WIRING HARNESS Original OEM part
CUMMINS
$1,874.34$1,712.21Precision-crafted for seamless integration and superior power connectivity Engineered to deliver long-lasting durability under demanding conditions Optimizes electrical signal transmission ensuring...$1,874.34$1,712.21 -
CUMMINS 5397778 WIRING HARNESS Original OEM part
CUMMINS
$1,792.48$1,637.43Precision-engineered connectivity for your Cummins engine’s heartbeat Robust wiring design ensures seamless electrical transmission and enhanced durability Manufactured and tested by Cummins for...$1,792.48$1,637.43 -
CUMMINS 5397769 WIRING HARNESS Original OEM part
CUMMINS
$603.98$551.74Engineered for seamless integration and uncompromising durability Designed to optimize electrical connectivity and system reliability Authentic OEM part from Cummins for guaranteed fit and lasting...$603.98$551.74 -
CUMMINS 5397768 WIRING HARNESS Original OEM part
CUMMINS
$1,953.68$1,784.69Engineered to empower your Cummins system’s heartbeat Precision-crafted wiring for flawless connectivity and signal integrity Durable construction designed to withstand rigorous engine...$1,953.68$1,784.69 -
CUMMINS 5397767 WIRING HARNESS Original OEM part
CUMMINS
$1,427.58$1,304.10Precision engineered for uninterrupted power and system harmony Designed to deliver optimal electrical conductivity and durability High-resistance insulation safeguards against heat and...$1,427.58$1,304.10 -
CUMMINS 5397766 WIRING HARNESS Original OEM part
CUMMINS
$1,096.53$1,001.68Cummins 5397766 - WIRING HARNESS MINS5397766 Find the original 5397766 - WIRING HARNESS at our store with SKU MINS5397766 by Cummins. Our products are authentic and guarantee a perfect fit. Get your...$1,096.53$1,001.68 -
CUMMINS 5397765 WIRING HARNESS Original OEM part
CUMMINS
$831.16$759.27Engineered for precision and durability: Every connection guarantees seamless power delivery. Optimized for maximum compatibility: Designed specifically for Cummins systems to ensure flawless...$831.16$759.27 -
CUMMINS 5397764 WIRING HARNESS Original OEM part
CUMMINS
$635.07$580.14Precision-engineered connectivity for dependable power delivery High-quality insulation and robust design for enhanced durability 100% Genuine OEM Cummins component ensuring exact fit and...$635.07$580.14 -
CUMMINS 5397761 WIRING HARNESS Original OEM part
CUMMINS
$707.76$646.54Power your system with the excellence only genuine Cummins parts deliver. Precision-engineered wiring harness ensures optimal electrical connectivity and system reliability. Durable construction...$707.76$646.54 -
CUMMINS 5397760 WIRING HARNESS Original OEM part
CUMMINS
$326.77$298.51Precision-engineered connectivity for peak power delivery High-grade materials designed for durability in tough environments Genuine OEM Cummins component ensures full compatibility and sustained...$326.77$298.51 -
CUMMINS 5396726 EXTERNAL CONTROL MODULE WIRING HARNESS Original OEM part
CUMMINS
$5,153.27$4,707.51Engineered for precision and durability: maintain system integrity with the CUMMINS 5396726 harness. Optimizes communication: ensures reliable signal transmission between control modules for...$5,153.27$4,707.51